TM 55-1520-240-23-4
5-69.1
REPAIR BLADE FAIRING — FOAM FILLER
(Continued)
5-69.1
APPLY ADHESIVE
NOTE
Prepackaged adhesive (E40) is
preferred. Use adhesive (E41, E43 or
E47.1) only if prepackaged kit is not
available.
18.
Mix tube of adhesive (E40). Follow instructions
on kit.
19.
If adhesive (E40) is not available, prepare
adhesive (E41) as follows:
a.
Weigh 100 parts of resin and 23 parts of
hardener. Use trip balance.
b.
Mix parts in polyethylene cup (E157) until
color is uniform. Use wood spatula (E424).
20.
If adhesive (E43) is used, prepare as follows:
a.
Weigh 7 parts of gray hardener and 5 parts
of white base. Use trip balance.
b.
Mix parts in polyethylene cup (E157) until
color is uniform. Use wood spatula (E424).
21.
If adhesive (E47.1) is used, prepare as follows:
a.
Weigh equal parts of adhesive (E47.1) and
curing agent (E158.1). Use trip balance.
b.
Mix parts in polyethylene cup (E157) until
color is uniform. Use wood spatula (E424).
NOTE
Working life of adhesive is 30
minutes.
22.
If fiberglass laminate (E168.1) is used, place
patch (15) so that the outer edges curl toward
the blade.
23.
Apply adhesive (E40, E41, E43 or E47.1) to
bottom of patch (15). Use stiff brush.
24.
Apply adhesive to foam plug (14) and bonding
surface (16). Center patch over plug, within
outline. Position patch with fibers at 45º to blade.
Press onto skin (8). If wire mesh diverter damage
is less than 1 square-inch, go to step 26.
5-384
